Chemistry 0620: POLYMERS Topical Past Paper Questions
Cambridge IGCSE Chemistry (0620) past-paper questions on POLYMERS, free. This topic is frequently examined across 26 exam sessions. Sign in for the full topic-segregated question bank and AI worksheets.
Sample questions
This question is about organic chemistry. (a) The equation for the reaction between butane and chlorine is shown. $$ \mathrm{C}_{4}\mathrm{H}_{10}\mathrm{~+~C l}_{2}\rightarrow\mathrm{C}_{4}\mathrm{H}_{9}\mathrm{C l}+\mathrm{HCl} $$ (i) Give the general formula of the homologous…
This question is about organic compounds. (a) Organic compound Q has the following composition by mass. C, 50.00%; H, 5.56%; O, 44.44% Calculate the empirical formula of compound Q. empirical formula = ..... [3] (b) Organic compound R has the empirical formula CHO and a relative…
Butane and but-1-ene are colourless gases at room temperature and pressure. (a) Suggest why but-1-ene diffuses quicker than butane. [1] (b) Identify the products formed when butane undergoes complete combustion. [1] (c) One molecule of butane reacts with one molecule of chlorine…
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